Dust collector



FIG. 1 is a front elevational view of a dust collector showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front, left, elevated, perspective view thereof. 

The ornamental design for a dust collector, as shown and described. 